<!doctype html>
<html lang="en">
<head>
    <title><%=val%></title>
</head>
<body>
登录模板
<%-a%>
<%Object.keys(school).forEach(item=>{%>
    <li><%=school[item]%></li>
<%})%>
<%if(false){%>
    <p>你好</p>
<%}else{%>
    <p>不好</p>
<%}%>
<%include a.html%>
</body>
</html>